{"product_id":"msa-display-select-circuit-board-card-msa-491570-msa491570-rev-1","title":"MSA DISPLAY SELECT CIRCUIT BOARD CARD MSA 491570 MSA491570 REV. 1","description":"\u003cp\u003e\u003cstrong\u003e\u003cem\u003eThis product may contain shelf wear, have minor cosmetic imperfections, or have been tested. All our certified pre-owned products are backed by our return policy. We offer free shipping on all items. Please contact us for discounts or if you have any questions. We look forward to doing business with you!\u003c\/em\u003e\u003c\/strong\u003e\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003e· Model Number: 491570, Revision 1\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e· Compatible with MSA Series 5000 systems for display selection\/control   · Function: PLC\/Add-On Board optimized for machine control interface   · Input Voltage: Typically 24 Vdc system power supply compatible   · Weight: Approximately 7 oz (0.73 lbs)   · Form Factor: Printed Circuit Board (PCB) for system integration   · Electrical Connections: Designed for integration with MSA control modules and high voltage outputs (up to 3kV in related series)   · Environmental: Suitable for industrial control environments requiring robust and reliable display selection circuits   · Operational Note: Drives may require powering for at least 4 hours prior to operation per similar MSA Series guidance   · Safety: Integrates with MSA safety and supervisory control systems, providing monitored display\/control functions\u003c\/p\u003e\u003cp\u003eThis description aggregates general specifications gleaned from similar MSA technical documentation and listings, as direct detailed specs specifically for the 491570 board beyond identification data were limited. It is intended to provide clear, relevant technical context for customers seeking the product for system integration or repair within compatible MSA systems.\u003c\/p\u003e","brand":"MSA","offers":[{"title":"Default Title","offer_id":43673060081773,"sku":"13823","price":297.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0637\/2419\/1853\/files\/s-l800_25e25000-c2aa-47f7-b8be-7bdf21c526c5.jpg?v=1763346850","url":"https:\/\/willardshvacsupply.com\/products\/msa-display-select-circuit-board-card-msa-491570-msa491570-rev-1","provider":"Willard's HVAC Supply","version":"1.0","type":"link"}